spectrometer: meaning, definition, pronunciation and examples
C1Technical/Scientific
Quick answer
What does “spectrometer” mean?
An instrument used to measure properties of light over a specific portion of the electromagnetic spectrum, typically to identify materials.
Audio
Pronunciation
Definition
Meaning and Definition
An instrument used to measure properties of light over a specific portion of the electromagnetic spectrum, typically to identify materials.
Any scientific instrument that measures the intensity of radiation as a function of wavelength or frequency, widely used in chemistry, physics, astronomy, and engineering for analysis and identification.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. Spelling is identical.
Connotations
Identical technical connotations in both varieties.
Frequency
Equally low-frequency and specialized in both regions, confined to scientific/technical contexts.
Grammar
How to Use “spectrometer” in a Sentence
The spectrometer detected [SUBSTANCE]We analysed the sample with/using a spectrometer.Readings from the spectrometer indicated...The spectrometer is calibrated for [WAVELENGTH RANGE].Vocabulary
Collocations
Examples
Examples of “spectrometer” in a Sentence
adjective
British English
- The spectrometer data was conclusive.
- They faced a spectrometer calibration issue.
American English
- The spectrometer data was conclusive.
- They faced a spectrometer calibration issue.
Usage
Meaning in Context
Business
Rare, except in companies selling analytical instruments or in R&D reports.
Academic
Common in physical sciences, engineering, and some life science research papers.
Everyday
Virtually never used.
Technical
The primary register. Standard term in labs, fieldwork, and technical manuals for analytical equipment.
Vocabulary
Synonyms of “spectrometer”
Strong
Neutral
Watch out
Common Mistakes When Using “spectrometer”
- Misspelling as 'spectrometre' (US influence) or 'spectromiter'.
- Confusing 'spectrometer' (general device) with 'spectrophotometer' (measures light intensity).
- Using it as a verb (e.g., 'We spectrometred the sample' is non-standard; use 'analysed with a spectrometer').
FAQ
Frequently Asked Questions
No. A microscope magnifies visual images, while a spectrometer analyses light composition to identify materials.
Yes. Portable and handheld spectrometers are used in fieldwork for geology, agriculture, and art restoration.
A spectroscope is often a simpler, visual observation tool. A spectrometer includes a measuring device (a 'meter') to quantify the spectrum.
No. It is a specialized technical term used almost exclusively in scientific, industrial, and academic contexts.
An instrument used to measure properties of light over a specific portion of the electromagnetic spectrum, typically to identify materials.
Spectrometer is usually technical/scientific in register.
Spectrometer: in British English it is pronounced /spɛkˈtrɒm.ɪ.tə/, and in American English it is pronounced /spɛkˈtrɑː.mə.t̬ɚ/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: SPECTR(um) + O + METER (measurer). It's a meter that measures a spectrum.
Conceptual Metaphor
A SCIENTIFIC SENSE ORGAN (e.g., 'The spectrometer saw traces of methane.'); A FINGERPRINT READER (for identifying materials via their spectral signature).
Practice
Quiz
In which field would you LEAST likely encounter a spectrometer being used routinely?